plotly / plotly/plotly.js

Y-axis 0 value is labelled as -0%, not 0%.

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bug P3
Dominant language
JavaScript
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Merged PRs (30d)
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Description

Relevant link further discussing this problem.

When yaxis: {tickformat: "%"} is used, the 0 position on the y-axis shows as -0% rather than 0%. An example of the problem, still present on 22 May 2020, is shown in the link above.

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First steps

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  4. Open a pull request that references the issue number.

Research direction

Reproduce the issue using a chart with yaxis: {tickformat: "%"}, following the linked community discussion and example. Trace the y-axis tick-label formatting path to identify why zero becomes negative zero. Done means the zero tick is displayed as 0% while other percentage labels remain correct, with coverage for this case.

Written by the indexing model from the issue text.

Assessment

Tech stack
javascript
Domain
data-visualization
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
45/100

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